package com.lzj.demo.collection.string;

import java.util.Scanner;

public class StringTest05 {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        System.out.println("请输入一个字符串:");
        String line = sc.nextLine();
        String s =reserve(line);
        System.out.println("s:"+s);
    }
    public static String reserve(String s){
        String ss = "";
        for(int i=s.length()-1;i>=0;i--){
            ss +=s.charAt(i);

        }
        return ss;
    }
}
